Q: Select all methods that can be used disinfecting medical devices. Thermal UV Chemical Steam…
A: Disinfection is the process of eliminating the pathogenic organism from the surface except some…
Q: What is the importance of an antimicrobial removal device (ARD) blood culture system?
A: The antimicrobial removal device is used to remove the antibiotics which which are present as a…
Q: What method is best for for isolating a colony on a TSA plate? A. Swab plate B. Straight line…
A: An isolated colony represents a pure source of an organism from which a pure culture can be started.
Q: Why is it so difficult to monitor the air real time for all of the pathogens we have studied?…
A: The near-real-time detection of infectious agents in the air is difficult and is complicated by…
Q: Why bleach disinfectant will the most effective against probiotic?
A: Probiotics are live microorganisms that have health benefits when consumed. These are usually…
Q: For Staphylococcus aureus, indicate which tests need to be done & what media you need. Fill in box…
A: Staphylococcus aureus is a spherical-shaped cocci that belongs to the family of Firmicutes. It is…
Q: Which of the following methods can identify different strains of a microbe? a. microscopic…
A: Microscopic examination is used for the identification and enumeration of microorganisms.…
Q: In cases in which it is not possible to culture or drug-test aninfectious agent (such as middle ear…
A: In certain cases, such as middle ear infection, it may not be possible to identify the infectious…
Q: Considering microbial identification methods, to which category would the following method belong…
A: Microbial identification plays very crusial role in studying the growth of microorganism, with…
Q: a tabular form, sufficiently list all unacceptable smears and their causes.?
A: We know Examination of blood film or smear is very essential to rule out the certain diseases/…
Q: Why is Clostridium difficile a good target pathogen for a vaccine? (In details, please) thanks!
A: Clostridium difficile infection is a significant local area related sickness. This infection is…
Q: Name 4 different sterilization/disinfecting methods, how they fight microbes,
A: STERILIZATION : It is the process in which removal of all the living forms (microorganisms) and…
Q: What would your plate look like if we did not use aseptic technique to place the antimicrobial disks…
A: The Kirby-Bauer disk diffusion test is utilized to determine the susceptibility of a pathogenic…
Q: Provide at least two other examples of samples that are best prepared using Smear Preparation…
A: Smear preparation is a technique that is used by spreading a small quantity of sample on the slide…
Q: How do we prepare smear
A: The preparation of a smear is required for many laboratory procedures, including the Gram-stain, for…
Q: Please briefly explain detection methods of counting microorganism? Please answer at your own words.
A: The total microbial count is one of the essential measures used in the management of hygiene. It…
Q: Which one of the following is the most resistant microorganism for sterilization: Select one: a.…
A: Microorganisms vary in their degree of susceptibility to disinfectants. Species such as Mycobacteria…
Q: Just by looking at the graphs, identify which antibiotic was used per set-up. You may describe the…
A: Antibiotics are drugs that are used for the treatment of bacterial infections. These treat…
Q: The organism tested on Blood Agar (plate shown furthest to the left) is: a. Micrococccus luteus b.…
A: INTRODUCTION Blood agar This is a solid culture medium consisting of blood, peptones and agar. In…
Q: You counted 40 colonies on a plate in your dilution series. The plate was inoculated with 1.0ml from…
A: A microbial sample will have enormous amount of cells. To estimate this by calculation, the sample…
Q: A negative result in the catalase test is a likely indication q a streptococcus or enterococcus type…
A: Catalase test is a detection test for the presence of catalase producing aerobic organisms in the…
Q: Can hand sanitizer kill West Nile virus
A: Sanitizers that have more than 60% alcohol are generally recommended for preventing diseases.…
Q: Area of no growth around an antibiotic disk indicates_________________.
A: Antibiotics are the substances that are produced synthetically or semi-synthetically from…
Q: In the hospital setting, how effective is handwashing compared to hand sanitizer at controlling the…
A: Hands are the important vector in the transmission of the COVID-19 virus because the virus can…
Q: Explain why isolating a pathogen through standard culture methods may become an outdated diagnosis…
A: The term isolation refers to the separation of a strain from a natural, mixed population of living…
Q: Explain why the media where the Staphylococcus aureus is plated has turned yellow but the media…
A: Mannitol Salt Agar (MSA) is a differential and selective medium. A member of the staphylococcus…
Q: ANTIMICROBIAL Z ZONE OF SUSCEPTIBILITY INHIBITION (mm) RATING Haemophilus sPp. Clarithromycin 12 mm…
A: Susceptibility rating is rating done based on the measurement of zone of inhibition around the…
Q: Agglutination is used only in vivo. to detect bacterial diseases. often as a substitute for…
A: Agglutination refers to the clumping of cells due to result of aggregation between antigen and…
Q: Considering microbial identification methods, to which category would the followin method belong…
A: There are several features of the organism which have different properties on the basis of the…
Q: Which of the following will NOT be inactivated/destroyed by alcohol based hand sanitizers? enveloped…
A: Microorganisms are small organism that cannot be seen by naked eyes. Microorganism can be harmful to…
Q: After running a novobiocin sensitivity test, the zone of inhibition diameter measured 14 mm for one…
A: The microbiology studies about both the diseases causing microbes and beneficiary microbes, about…
Q: True or false? it is possible to kill or remove all microorganisims by hand washing or using…
A: Microorganisms are small organism that cannot be seen by naked eyes. They include bacteria, fungi,…
Q: When a child skins their knee and neosporin is applied, this reduces the chances of pathogens…
A: Pathogens are the organisms which upon entering in to the host causes infectious diseases.…
Q: Define the following: 1. Asepsis: 2. Disinfectant: 3. Antiseptic: 4. Sanitization: 5.…
A: aspesis can be defined as the condition in which the person or any surface is free from the living…
Q: Considering microbial identification methods, to which category would the following method belong…
A: There are different types of microbial identification methods, Immunological-Serological analysis,…
Q: Which
A: Definition for BSL (biosafety level):- A specific combination of work practices, safety equipment…
Q: Pretend you want to test whether a certain bacterium can take iron away from hemoglobin. What is the…
A: Culture media Culture media is a type of media that support the growth of bacteria and fungi and…
Q: Many vaccines are heat sensitive due to their high concentration of proteins. Which of the following…
A: A heat sensitive vaccine is one which if exposed to temprature above certain specific values will be…
Q: Why is it necessary to test for endotoxin in water used forinjectable drug preparations?
A: The microbial toxins are poisonous substances generated by microbes such as fungi and bacteria to…
Q: In the hospital setting, how effective is handwashing compared to hand sanitizer at controlling the…
A: Hands are the important vector in the transmission of the COVID-19 virus because the virus can…
Q: he bacteria which is novobiocin resistant is
A: The Novobiocin test is used to distinguish coagulase-negative staphylococci and to identify…
Q: When a disinfectant or antiseptic's effectiveness is expressed as a phenol coefficient, a number…
A: Phenol coefficient: It is a way to compare bactericidal (killing bacteria) nature of a chemical…
Q: Why don’t health departments routinely test for pathogens instead of using a sewage indicator?
A: The most widely used sewage indicator organisms are fecal coliforms. This is because these microbes…
Q: which antiseptic do you think will be most effective against the probiotic? Why?
A: Probiotics are live microorganisms that have direct health benefits when consumed . They are usually…
Q: what do the colors in the kirby bauer plate represent black/dark area = tan/yellow are small…
A: KIRBY BAUER METHOD- Antibiotic sensitivity test is performed by using the agar diffusion method in…
Q: isolating a suspected agent in a sick individual that is absent in a healthy individual is…
A: Answer: Introduction: Robert Koch is a German Physician established four postulates for causative…
Q: Considering microbial identification methods, to which category would the following method belong…
A: Introductin The existence of catalase, an enzyme that catalyses the release of oxygen from…
Q: Alcohol hand sanitizers may be used instead of washing with soap and water in all cases except if…
A: Hand sanitizers made with alcohol should include at least 60% ethyl alcohol or isopropyl alcohol.…
Alchohol based hand sanitizers are effective against influenza.
True/False?
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- Do you think UVC disinfection of N95 face masks is effective? Give two important considerations for UVC disinfection of N95 face masks to be effective?The best medium for using antibiotic susceptibility testing is _________________, the reason why this medium is preferred is ________________.Is UVC disinfection of N95 face masks effective? Give two (2) important considerations for UVC disinfection of N95 face masks to be effective?
- Why are traditional tests such as metabolic test not always used to ID clinically important microbes?True or false? it is possible to kill or remove all microorganisims by hand washing or using hand sanitizer ?Why is Clostridium difficile a good target pathogen for a vaccine? (In details, please) thanks!
- If you were a quality control agent using UV sterilization in an operating theater, how would you test it's effectiveness in infection control?Area of no growth around an antibiotic disk indicates_________________.When bacteria from a throat swab are streaked on blood agar, why is the agar stabbed several times with the loop?